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131920010751 = 3332913209173
BaseRepresentation
bin111101011011100001…
…0111001110111111111
3110121111201202220020010
41322313002321313333
54130133010321001
6140334143354303
712350046406224
oct1726702716777
9417451686203
10131920010751
1150a46452681
12216978b2993
13c5948c3679
1465564a194b
1536716c58d6
hex1eb70b9dff

131920010751 has 8 divisors (see below), whose sum is σ = 175946197680. Its totient is φ = 87920248832.

The previous prime is 131920010707. The next prime is 131920010777. The reversal of 131920010751 is 157010029131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131920010751 - 27 = 131920010623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131920010701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6594600 + ... + 6614573.

It is an arithmetic number, because the mean of its divisors is an integer number (21993274710).

Almost surely, 2131920010751 is an apocalyptic number.

131920010751 is a deficient number, since it is larger than the sum of its proper divisors (44026186929).

131920010751 is a wasteful number, since it uses less digits than its factorization.

131920010751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13212505.

The product of its (nonzero) digits is 1890, while the sum is 30.

Adding to 131920010751 its reverse (157010029131), we get a palindrome (288930039882).

The spelling of 131920010751 in words is "one hundred thirty-one billion, nine hundred twenty million, ten thousand, seven hundred fifty-one".

Divisors: 1 3 3329 9987 13209173 39627519 43973336917 131920010751